Email Formats

{
  "mx": [
    "20 d78010b.ess.barracudanetworks.com.",
    "10 d78010a.ess.barracudanetworks.com."
  ],
  "spf": [
    "v=spf1 ip4:67.225.140.82 +a +mx +ip4:67.225.140.49 ~all"
  ]
}